麻豆约拍

China is looking into restricting the number of online video games and the amount of time young people spend playing them. It's as part of an effort to prevent near-sightedness in younger people which studies there say is a problem among video game players.

The announcement has hit the world's biggest online gaming market with shares dropping in the top Chinese internet company. Our China Correspondent Robin Brant explained more about the measures.

(Photo: A man and a woman concentrate on playing video games on mobile phones in a caf茅 in China, Credit: Zhang Peng/LightRocket via Getty Images)